package HP.com.book.wangyu.dao;

import HP.com.book.wangyu.pojo.Book;
import HP.com.book.wangyu.pojo.User;

import java.sql.Connection;

public interface BookDao {
    Book selectBookInfo(String bookName);

    void selectAllbook();

    //修改图书信息
    void updateBookInfo();

    void addBook();

    void delectBook();

    Connection getConn();
}
